CN211685057U - Auxiliary braking system for vehicle - Google Patents

Abstract

The utility model provides a vehicle auxiliary braking system, which belongs to the technical field of vehicle braking, and in particular relates to a vehicle auxiliary braking system. The problem that emergency braking cannot be performed when the temperature of the brake pads of the existing brake system is too high is solved. It includes an ECU controller, a pedal reset module, a temperature measurement sensor, a main pump, a vacuum booster, an electromagnetic mechanism and a braking mechanism. The braking mechanism includes a brake pad. The wheel hub and the brake pads measure the temperature, the temperature measurement sensor is connected to the ECU controller in communication, the pedal reset module is set at the accelerator pedal of the vehicle, the pedal reset module is connected to the ECU controller in communication, and the main pump is set at the At the brake pedal of the vehicle, the main pump is connected in communication with the ECU controller, the ECU controller is connected in communication with the vacuum booster, the vacuum booster is connected with the electromagnetic mechanism, and the electromagnetic mechanism is connected with the braking mechanism. It is mainly used for braking control of vehicles.

Description

A vehicle auxiliary braking system

technical field

The utility model belongs to the technical field of vehicle braking, in particular to a vehicle auxiliary braking system.

Background technique

The existing brake assist system cannot monitor the temperature status of the brake pads in real time. Continuous braking on mountain roads can easily cause the temperature of the brake pads to be too high, which makes it impossible to brake in an emergency situation, further losing the existing brakes. meaning of the system.

Utility model content

In order to solve the problems in the prior art, the utility model proposes a vehicle auxiliary braking system.

In order to achieve the above purpose, the utility model adopts the following technical solutions: a vehicle auxiliary braking system, which includes an ECU controller, a pedal reset module, a temperature measurement sensor, a main pump, a vacuum booster, an electromagnetic mechanism and a braking mechanism, so The braking mechanism includes a brake pad, the temperature measurement sensor is installed around the vehicle wheel hub, and measures the temperature of the vehicle wheel hub and the brake pad, the temperature measurement sensor is connected to the ECU controller in communication, and the pedal reset module is arranged on the vehicle accelerator. At the pedal, the pedal reset module is connected in communication with the ECU controller, the main pump is arranged at the brake pedal of the vehicle, the main pump is in communication connection with the ECU controller, and the ECU controller is in communication connection with the vacuum booster, so The vacuum booster is connected with the electromagnetic mechanism, and the electromagnetic mechanism is connected with the braking mechanism.

Further, the temperature measurement sensor is an infrared temperature measurement sensor.

Further, the auxiliary braking system further includes a rotational speed sensor, the rotational speed sensor is installed on the wheel hub of the vehicle, and the rotational speed sensor is wirelessly connected to the ECU controller.

Further, the auxiliary braking system further includes a displacement sensor, the displacement sensor is installed at the accelerator pedal of the vehicle, and the displacement sensor is connected in communication with the ECU controller.

Further, the auxiliary braking system further includes a brake signal lamp, and the brake signal lamp is connected in communication with the ECU controller.

Further, a pressure sensor is provided inside the main pump.

Further, the ECU controller is respectively connected to the anti-lock braking system, the electronic braking force distribution system, the vehicle body stability control system and the traction control system.

Further, the auxiliary braking system further includes an automotive radar, and the automotive radar is connected in communication with the ECU controller.

Further, the number of the automotive radars is multiple, which are respectively arranged at the front, rear and flanks of the vehicle.

Further, the automotive radar is a microwave radar.

Further, the auxiliary braking system further includes an alarm mechanism, and the alarm mechanism is connected in communication with the ECU controller.

Further, the alarm mechanism includes a buzzer and a display screen, and both the buzzer and the display screen are respectively connected in communication with the ECU controller.

Compared with the prior art, the beneficial effect of the utility model is that the utility model solves the problem that the brake pad of the existing brake system cannot be braked urgently when the temperature is too high.

The purpose of the utility model is to optimize the braking ability of the vehicle during the emergency braking operation, detect the emergency braking situation by sensing the braking action rate and magnitude, and then apply the most suitable pressure to the brake, which helps to reduce the braking distance . The temperature of the brake pads is monitored in real time by setting the infrared temperature sensor, and sent to the ECU controller for internal analysis. When the temperature is high, the ECU controller sends an action command to the braking mechanism to reduce the vehicle speed, and the accelerator pedal reset module is reset to reduce the speed. Small speed, to avoid the phenomenon that the emergency brake cannot stop at high speed.

The utility model monitors the speed of the vehicle in real time through the rotational speed sensor, and sends it to the ECU controller for analysis, the automotive radar detects the obstacles around the vehicle, and the displacement sensor measures the displacement of the accelerator pedal and sends it to the inside of the ECU controller. The ECU controller sends commands to the brake vacuum booster and the pedal reset module respectively. The vacuum booster controls the braking mechanism through the electromagnetic mechanism, and the brake pads inside the braking mechanism reduce the wheel speed by friction, so as to reduce the speed of the wheels. Avoid the collision between the vehicle and the obstacle, and use the pedal reset module to cause the accelerator pedal to move back to reduce the fuel supply, thereby reducing the power supply to the vehicle; the infrared temperature sensor monitors the temperature of the brake pads in real time, and sends the data to the ECU controller Internal analysis, when the temperature of the brake pads is too high, the ECU controller sends a start command to the vacuum booster, and the brake mechanism is used to brake. At the same time, the accelerator pedal reset module moves back to reduce the accelerator opening to reduce the vehicle speed and avoid excessive speed. Quick emergency braking, so as to achieve the effect of safe use.

Description of drawings

FIG. 1 is a schematic diagram of the connection structure of a vehicle auxiliary braking system according to the utility model.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to FIG. 1, the present embodiment is described, a vehicle auxiliary braking system, which includes an ECU controller, a pedal reset module, a temperature sensor, a main pump, a vacuum booster, an electromagnetic mechanism and a braking mechanism, and the braking mechanism includes Brake pads, the temperature measurement sensor is installed around the vehicle hub to measure the temperature of the vehicle hub and the brake pads, the temperature measurement sensor is connected to the ECU controller in communication, the pedal reset module is arranged at the vehicle accelerator pedal, the The pedal reset module is in communication connection with the ECU controller, the main pump is arranged at the brake pedal of the vehicle, the main pump is in communication connection with the ECU controller, the ECU controller is in communication connection with the vacuum booster, and the vacuum booster is in communication with the ECU controller. The electromagnetic mechanism is connected, and the electromagnetic mechanism is connected with the braking mechanism.

In this embodiment, the temperature of the wheel hub and the brake pad is measured by the temperature sensor, and the data is sent to the ECU controller for internal processing in real time. The main pump is used to detect the pressure generated by the movement of the brake pedal, and send the detected pressure data. It is analyzed and processed inside the ECU controller, and the action of the vacuum booster is controlled by the ECU controller, and the vacuum booster controls the opening and closing actions of the electromagnetic mechanism, thereby realizing the braking action of the braking mechanism.

In the embodiment, the temperature measurement sensor is an infrared temperature measurement sensor, the auxiliary braking system further includes a rotational speed sensor, a displacement sensor, a brake light, an automotive radar and an alarm mechanism, the rotational speed sensor is installed on the vehicle wheel hub, and the The rotational speed sensor is connected with the ECU controller by wireless signal, and is used to send the vehicle speed to the inside of the ECU controller in real time; the displacement sensor is installed at the accelerator pedal of the vehicle, and the displacement sensor is communicated with the ECU controller and used to displace the pedal The data is sent to the ECU controller in real time for analysis and processing; the brake signal light is connected to the ECU controller in communication, and the brake information light is used to display the braking action; the ECU controller is connected to the brake signal light for sending Open and close commands; the automotive radar is connected to the ECU controller in communication, and the number of automotive radars is multiple, which are respectively set at the front, rear and flanks of the vehicle. The automotive radar is used to detect the distance of obstacles around the vehicle, and It is sent to the ECU controller in real time, preferably, the automotive radar is a microwave radar; the alarm mechanism is connected to the ECU controller in communication, and the alarm system is used for alarm response to vehicle speed, vehicle distance and brake pad temperature, and the alarm The mechanism includes a buzzer and a display screen, and the buzzer and the display screen are respectively connected to the ECU controller in communication for alarming and displaying alarm information. A pressure sensor is arranged inside the main pump, and the pressure sensor is used to measure the pressure inside the main pump when the pedal moves. Traction control system communication connection.

The speed of the vehicle is monitored in real time through the speed sensor and sent to the ECU controller for analysis. The automotive radar detects obstacles around the vehicle. The displacement sensor measures the displacement of the accelerator pedal and sends it to the ECU controller for analysis. The ECU controller sends commands to the brake vacuum booster and the pedal reset module respectively. The vacuum booster controls the braking mechanism through the electromagnetic mechanism, and the brake pads inside the braking mechanism reduce the speed of the wheels by friction, so as to avoid the vehicle and the vehicle. The collision of obstacles will cause the accelerator pedal to move back through the pedal reset module, reducing the fuel supply, thereby reducing the power supply to the vehicle; the infrared temperature sensor monitors the temperature of the brake pads in real time, and sends the data to the ECU controller for internal analysis. When the temperature of the brake pads is too high, the ECU controller sends a start command to the vacuum booster, and the brake is applied through the braking mechanism. At the same time, the accelerator pedal reset module moves back to reduce the accelerator opening to reduce the vehicle speed and avoid emergency braking due to excessive speed. move, so as to achieve the effect of safe use.

A vehicle auxiliary braking system provided by the present invention has been introduced in detail above. Specific examples are used in this paper to illustrate the principles and implementations of the present invention. The method of the utility model and its core idea; at the same time, for those skilled in the art, according to the idea of the present utility model, there will be changes in the specific implementation and application scope. It should be understood as a limitation of the present invention.

Claims (12)

1. a vehicle auxiliary braking system, it is characterized in that: it comprises ECU controller, pedal reset module, temperature sensor, main pump, vacuum booster, electromagnetic mechanism and braking mechanism, and described braking mechanism comprises brake pad , the temperature measurement sensor is installed around the vehicle wheel hub to measure the temperature of the vehicle wheel hub and the brake pads, the temperature measurement sensor is connected to the ECU controller in communication, the pedal reset module is set at the vehicle accelerator pedal, the pedal reset The module is in communication connection with the ECU controller, the main pump is arranged at the brake pedal of the vehicle, the main pump is in communication connection with the ECU controller, the ECU controller is in communication connection with the vacuum booster, and the vacuum booster is in communication with the electromagnetic mechanism The electromagnetic mechanism is connected with the braking mechanism. 2 . The vehicle auxiliary braking system according to claim 1 , wherein the temperature measurement sensor is an infrared temperature measurement sensor. 3 . 3 . The vehicle auxiliary braking system according to claim 1 , wherein the auxiliary braking system further comprises a rotational speed sensor, the rotational speed sensor is installed on the wheel hub of the vehicle, and the rotational speed sensor is connected to the ECU controller. 4 . Wireless signal connection. 4 . The vehicle auxiliary braking system according to claim 1 , wherein the auxiliary braking system further comprises a displacement sensor, the displacement sensor is installed at the accelerator pedal of the vehicle, and the displacement sensor is controlled by the ECU. 5 . device communication connection. 5 . The auxiliary braking system for a vehicle according to claim 1 , wherein the auxiliary braking system further comprises a brake signal lamp, and the brake signal lamp is connected in communication with the ECU controller. 6 . 6 . The vehicle auxiliary braking system according to claim 1 , wherein a pressure sensor is arranged inside the main pump. 7 . 7 . The vehicle auxiliary braking system according to claim 1 , wherein the ECU controller is respectively connected in communication with an anti-lock braking system, an electronic braking force distribution system, a vehicle body stability control system and a traction force control system. 8 . . 8 . The auxiliary braking system for a vehicle according to claim 1 , wherein the auxiliary braking system further comprises an automotive radar, and the automotive radar is connected in communication with the ECU controller. 9 . 9 . The auxiliary braking system for a vehicle according to claim 8 , wherein the number of the automotive radars is plural, and they are respectively arranged at the front, rear and flanks of the vehicle. 10 . 10 . The vehicle auxiliary braking system according to claim 8 , wherein the automotive radar is a microwave radar. 11 . 11 . The auxiliary braking system for a vehicle according to claim 1 , wherein the auxiliary braking system further comprises an alarm mechanism, and the alarm mechanism is connected in communication with the ECU controller. 12 . 12 . The vehicle auxiliary braking system according to claim 11 , wherein the alarm mechanism comprises a buzzer and a display screen, and both the buzzer and the display screen are respectively connected in communication with the ECU controller. 13 .

Images